5663684 has 12 divisors (see below), whose sum is σ = 10673964. Its totient is φ = 2613984.

The previous prime is 5663657. The next prime is 5663689. The reversal of 5663684 is 4863665.

It can be written as a sum of positive squares in 2 ways, for example, as 3496900 + 2166784 = 1870^2 + 1472^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5663689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54407 + ... + 54510.

It is an arithmetic number, because the mean of its divisors is an integer number (889497).

Almost surely, 2^5663684 is an apocalyptic number.

It is an amenable number.

5663684 is a deficient number, since it is larger than the sum of its proper divisors (5010280).

5663684 is a wasteful number, since it uses less digits than its factorization.

5663684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108934 (or 108932 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 5663684 is about 2379.8495750782. The cubic root of 5663684 is about 178.2514226757.

The spelling of 5663684 in words is "five million, six hundred sixty-three thousand, six hundred eighty-four".